Fan grill overlay



FIG. 1 is a right side front perspective view of a fan grill overlay showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a top plan view thereof; the bottom being a mirror image of that shown;

FIG. 4 is a side elevation view thereof; the opposite side being a mirror image of that shown;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is an enlarged, partial, cross-sectional view thereof taken along the line 6-6 of FIG. 5;

FIG. 7 is an enlarged, partial, cross-sectional view thereof taken along the line 7-7 of FIG. 5; and,

FIG. 8 is a front elevation view showing my new design for a fan grill overlay attached to a grill of a box fan.

The broken line showing of environmental structure for a grill and for a box fan in FIG. 8 is for illustrative purposes only and forms no part of the claimed design. 

CLAIM The ornamental design for a fan grill overlay, as shown and described. 